<template>
  <div class="warpper">
    <swiper :options="swiperOption"
            v-if="showSwiper">
      <!-- slides -->
      <swiper-slide v-for="(item, index) in list"
                    :key="index">
        <img class="swiper-img"
             :src="item.imgUrl">
      </swiper-slide>
      <!-- Optional controls -->
      <div class="swiper-pagination"
           slot="pagination"></div>
    </swiper>
  </div>
</template>

<script>
export default {
  name: 'HomeSwiper',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOption: {
        pagination: '.swiper-pagination',
        loop: true
      }
    };
  },
  computed: {
    showSwiper () {
      return this.list.length;
    }
  }
};
</script>

<style lang="stylus" scoped>
.warpper >>> .swiper-pagination-bullet-active
  background #fff
.warpper
  overflow hidden
  width 100%
  height 0
  padding-bottom 33%
  background #eee
  .swiper-img
    width 100%
</style>
